Cremona's table of elliptic curves

Curve 27816h2

27816 = 23 · 3 · 19 · 61



Data for elliptic curve 27816h2

Field Data Notes
Atkin-Lehner 2+ 3- 19+ 61- Signs for the Atkin-Lehner involutions
Class 27816h Isogeny class
Conductor 27816 Conductor
∏ cp 8 Product of Tamagawa factors cp
Δ 651561984 = 210 · 32 · 19 · 612 Discriminant
Eigenvalues 2+ 3- -2  2  0 -6  2 19+ Hecke eigenvalues for primes up to 20
Equation [0,1,0,-344,2016] [a1,a2,a3,a4,a6]
Generators [-20:36:1] Generators of the group modulo torsion
j 4409211748/636291 j-invariant
L 5.7036367909179 L(r)(E,1)/r!
Ω 1.5537654467318 Real period
R 1.8354240026753 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 55632a2 83448j2 Quadratic twists by: -4 -3


Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

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